CN103291338A - Hydraulic support electrohydraulic control system - Google Patents
Hydraulic support electrohydraulic control system Download PDFInfo
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- CN103291338A CN103291338A CN2013102508911A CN201310250891A CN103291338A CN 103291338 A CN103291338 A CN 103291338A CN 2013102508911 A CN2013102508911 A CN 2013102508911A CN 201310250891 A CN201310250891 A CN 201310250891A CN 103291338 A CN103291338 A CN 103291338A
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Abstract
The invention relates to a hydraulic support electrohydraulic control system. The hydraulic support electrohydraulic control system is characterized by comprising a monitoring device, a data processing device, a power supply device and an actuating device. The monitoring device is connected with the data processing device in series, the data processing device is connected with the actuating device in series, and the power supply device is connected with the data processing device through an isolator and used for supplying power to the whole control system. The hydraulic support electrohydraulic control system is high in efficiency, high in coal yield, and capable of greatly reducing worker intensity, reasonably exploiting a working face, reducing human factors, and reducing cost.
Description
Technical field
The present invention relates to mining control technology field, be specifically related to a kind of hydraulic support electrohydraulic control system.
Background technology
Along with the continuous development of coal-mining technique, the control system of hydraulic support is greatly improved, and wherein control system is improved to electric liquid gradually by original manual operation and controls automatically, has accelerated the advancing velocity of work plane greatly.
China's development hydraulic support electrohydraulic control system starting is late, since nineteen ninety-five is succeeded in developing homemade first full face YLT type practicality hydraulic support electrohydraulic control system, has had the electrohydraulic control system hydraulic support of multiple model to come out again.But these system works efficient, working strength, cost drops into all bigger.Because thin seam mining exists poor working environment, required workman is many, labor strength is big, coal production is low, deficiency in economic performance, production security is poor, ventilation is smooth, gas gathers, problems such as the gas management difficulty is big, above-mentioned variety of problems make the thin seam mining in a lot of mining areas be in and stagnate even the situation that falls back, more cause the output of girdle only to account for 7.3% of gross reserves, well below the shared ratio of reserves, and this ratio also has further downward trend.But the exploitation of girdle is the important indicator that influences the coal back production always, and improving back production also is the emphasis that each coal mining enterprise chases.But existing electrohydraulic control system often also will manually be intervened at work plane, and not enough automation can't be carried out the monitoring at real-time no dead angle to coal-winning machine and the hydraulic support course of work, can't rationalize exploitation to work plane.
Summary of the invention
Technical problem to be solved by this invention provide a kind of efficient height, significantly reduce workman's intensity, coal production height, work plane is monitored in real time, rationalize the hydraulic support electrohydraulic control system of exploitation.
Technical scheme of the present invention: a kind of hydraulic support electrohydraulic control system, it comprises monitoring equipment, data processing equipment, power-supply device, actuating equipment, described monitoring equipment is connected in series with described data processing equipment, described data processing equipment is connected in series with described actuating equipment, described power-supply device is connected with data processing equipment by isolator, is used for powering to The whole control system;
Described monitoring equipment comprises ground monitoring main frame and downhole anti-explosion computer, described ground monitoring main frame is connected with the downhole anti-explosion computer by optical cable, is used for monitoring and managing and from what the downhole anti-explosion computer transmitted force piece and coal-winning machine position etc. is carried out real-time monitored data information;
Described data processing equipment is connected in series successively by network commutator, server and controller and is connected, described network commutator is connected with described downhole anti-explosion computer, is used for that the data that all controllers of work plane are collected from hydraulic support and coal-winning machine are handled the back and gives the downhole anti-explosion computer transfer of data by network commutator;
Described power-supply device comprises isolator, power supply and power supply unit, and described isolator is serially connected between described server and the controller or between controller and the controller, described isolator is connected with power supply by another road, and power supply is connected with power supply unit;
Described actuating equipment comprises hydraulic support and coal-winning machine, wherein said hydraulic support is connected with described controller, described hydraulic support is connected with described coal-winning machine, be used for to carry out from controller and is transferred to the order that the order of hydraulic support and coal-winning machine and hydraulic support and coal-winning machine feed back to described controller.
Described hydraulic support is provided with infrared remote receiver, electromagnetic priority valve and main control valve, pressure sensor and stroke sensor, wherein the data-signal that will gather separately of pressure sensor, stroke sensor and infrared remote receiver reaches described controller, and electromagnetic priority valve and main control valve are accepted the order from described controller.
Described coal-winning machine is provided with infrared transmitter, for the infrared remote receiver that the work scheduling of coal-winning machine is transferred on the described hydraulic support.
Described hydraulic support is connected one to one with described controller.
Described controller is serially connected for 4 one group, and described controller has three groups at least.
Described power supply is the mine flameproof and intrinsic safety type voltage-stabilized power supply, and supply voltage is AC 127V(or 220V) 50Hz, the scope range of the fluctuation of voltage of input is at 75～265V.
Beneficial effect of the present invention: the ⑴ native system adopts advanced mechanics of communication, and stability is high, has favorable compatibility and autgmentability.And powerful fault self-diagnosis function, can find failure cause rapidly, make things convenient for on-site maintenance; ⑵ system possesses automatic ftercompction function, the sliding advance of support function, and each parameter is adjustable, guarantees that support is in the good supporting state all the time to top board; ⑶ this electrohydraulic control system can be with the difference of work plane condition and the different requirements of coal winning technology, adjust the sequence of movement of support by adjusting software parameter, in the work plane operating mode preferably under the situation, can realize that the entire working surface hydraulic support moves frame control, auto spraying, automatic pushing and sliding etc. automatically with the operation of coal-winning machine, namely work plane is automatically with machine operation; This support electrohydraulic control system is monitored by the operating pressure of pressure sensor, stroke sensor, infrared transceiver column, stroke, the position of coal machine, the direction of passing jack; (4) native system efficient height, significantly reduce workman's intensity, coal production height, work plane is rationalized exploitation, reduced human factor, reduce cost.
Description of drawings
Fig. 1 is structural representation of the present invention.
The specific embodiment
As shown in Figure 1,
A kind of hydraulic support electrohydraulic control system, it comprises monitoring equipment, data processing equipment, power-supply device, actuating equipment, described monitoring equipment is connected in series with described data processing equipment, described data processing equipment is connected in series with described actuating equipment, described power-supply device is connected with data processing equipment by isolator, is used for powering to The whole control system;
Described monitoring equipment comprises ground monitoring main frame and downhole anti-explosion computer, described ground monitoring main frame is connected with the downhole anti-explosion computer by optical cable, is used for monitoring and managing and from what the downhole anti-explosion computer transmitted force piece and coal-winning machine position etc. is carried out real-time monitored data information;
Described data processing equipment is connected in series successively by network commutator, server and controller and is connected, described network commutator is connected with described downhole anti-explosion computer, is used for that the data that all controllers of work plane are collected from hydraulic support and coal-winning machine are handled the back and gives the downhole anti-explosion computer transfer of data by network commutator;
Described power-supply device comprises isolator, power supply and power supply unit, and described isolator is serially connected between described server and the controller or between controller and the controller, described isolator is connected with power supply by another road, and power supply is connected with power supply unit;
Described actuating equipment comprises hydraulic support and coal-winning machine, wherein said hydraulic support is connected with described controller, described hydraulic support is connected with described coal-winning machine, be used for to carry out from controller and is transferred to the order that the order of hydraulic support and coal-winning machine and hydraulic support and coal-winning machine feed back to described controller.
Described hydraulic support is provided with infrared remote receiver, electromagnetic priority valve and main control valve, pressure sensor and stroke sensor, wherein the data-signal that will gather separately of pressure sensor, stroke sensor and infrared remote receiver reaches described controller, and electromagnetic priority valve and main control valve are accepted the order from described controller.
Described coal-winning machine is provided with infrared transmitter, for the infrared remote receiver that the work scheduling of coal-winning machine is transferred on the described hydraulic support.
Described hydraulic support is connected one to one with described controller.
In hydraulic support electrohydraulic control system, owing to power supply power supply reason, be divided into several groups, a power supply can provide two-way independence DC12.5V output, general 4 one group of bracket controller is by the power supply power supply, between power supply and the controller, group with organize between all be connected by isolator, form a whole network system; Bracket controller is the core component of whole electrohydraulic control system, and each bracket controller has the fixing network address, is easy to realize the communication of work plane; The power supply of system designs for explosion-suppression and intrinsic safety, is input as AC127V, is output as DC12.5V, and degree of protection is IP65, by the isolator access control system; The data-signal that pressure sensor, stroke sensor, infrared remote receiver will be gathered separately reaches bracket controller, by bracket controller the signal that receives is carried out calculation process; Entire working surface connects into a whole network system by cable between frame; Cable is that 4 core wire screens cover cable between frame, and wherein, two cores are power line, and other two cores are holding wire; Server is same as bracket controller in appearance, and its function is that the data of carrying out all controllers of work plane are handled, and gives the downhole anti-explosion computer transfer of data by network commutator; The down-hole main control computer is that the monitoring system of core is monitored in real time to force piece and coal-winning machine position etc., and the work plane data message is sent to the ground monitoring center; Be the monitoring system of core with the ground monitoring computer, have printing, the output information that image, literal etc. are abundant is easy to realize the mine digital management.
Claims (2)
1. hydraulic support electrohydraulic control system, it is characterized in that it comprises monitoring equipment, data processing equipment, power-supply device, actuating equipment, described monitoring equipment is connected in series with described data processing equipment, described data processing equipment is connected in series with described actuating equipment, described power-supply device is connected with data processing equipment by isolator, is used for powering to The whole control system;
Described monitoring equipment comprises ground monitoring main frame and downhole anti-explosion computer, described ground monitoring main frame is connected with the downhole anti-explosion computer by optical cable, is used for monitoring and managing and from what the downhole anti-explosion computer transmitted force piece and coal-winning machine position etc. is carried out real-time monitored data information;
Described data processing equipment is connected in series successively by network commutator, server and controller and is connected, described network commutator is connected with described downhole anti-explosion computer, is used for that the data that all controllers of work plane are collected from hydraulic support and coal-winning machine are handled the back and gives the downhole anti-explosion computer transfer of data by network commutator;
Described power-supply device comprises isolator, power supply and power supply unit, and described isolator is serially connected between described server and the controller or between controller and the controller, described isolator is connected with power supply by another road, and power supply is connected with power supply unit;
Described actuating equipment comprises hydraulic support and coal-winning machine, wherein said hydraulic support is connected with described controller, described hydraulic support is connected with described coal-winning machine, be used for to carry out from controller and is transferred to the order that the order of hydraulic support and coal-winning machine and hydraulic support and coal-winning machine feed back to described controller.
2. a kind of hydraulic support electrohydraulic control system according to claim 1, it is characterized in that hydraulic support is provided with infrared remote receiver, electromagnetic priority valve and main control valve, pressure sensor and stroke sensor, wherein the data-signal that will gather separately of pressure sensor, stroke sensor and infrared remote receiver reaches described controller, and electromagnetic priority valve and main control valve are accepted the order from described controller.
A kind of hydraulic support electrohydraulic control system according to claim 1 is characterized in that described coal-winning machine is provided with infrared transmitter, for the infrared remote receiver that the work scheduling of coal-winning machine is transferred on the described hydraulic support.
A kind of hydraulic support electrohydraulic control system according to claim 1 is characterized in that described hydraulic support is connected one to one with described controller.
A kind of hydraulic support electrohydraulic control system according to claim 1 is characterized in that described controller is serially connected for 4 one group.
A kind of hydraulic support electrohydraulic control system according to claim 1 is characterized in that 4 of described controllers are one group and are serially connected, and described controller has three groups at least.
A kind of hydraulic support electrohydraulic control system according to claim 1 is characterized in that described power supply is the mine flameproof and intrinsic safety type voltage-stabilized power supply, and supply voltage is AC 127V(or 220V) 50Hz, the scope range of the fluctuation of voltage of input is at 75～265V.
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| CN2013102508911A CN103291338A (en) | 2013-06-24 | 2013-06-24 | Hydraulic support electrohydraulic control system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104005781A (en) * | 2014-06-11 | 2014-08-27 | 张明全 | Hydraulic support servo control system |
| CN104199394A (en) * | 2014-07-31 | 2014-12-10 | 广州日滨科技发展有限公司 | Method and system for supervising power supply of electrohydraulic control system of hydraulic bracket and monitoring subsystem |
| CN105607630A (en) * | 2016-03-22 | 2016-05-25 | 广州日滨科技发展有限公司 | Self-checking method and device for checking initial state of electro-hydraulic control system of hydraulic support for coal mines |
| CN105971652A (en) * | 2016-05-06 | 2016-09-28 | 广州日滨科技发展有限公司 | Power supply source output management method and system |
| CN113565503A (en) * | 2021-09-23 | 2021-10-29 | 三一重型装备有限公司 | Mining apparatus and control method of mining apparatus |
| CN115012928A (en) * | 2022-06-10 | 2022-09-06 | 北京天玛智控科技股份有限公司 | Contour mining system and contour mining method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104005781A (en) * | 2014-06-11 | 2014-08-27 | 张明全 | Hydraulic support servo control system |
| CN104199394A (en) * | 2014-07-31 | 2014-12-10 | 广州日滨科技发展有限公司 | Method and system for supervising power supply of electrohydraulic control system of hydraulic bracket and monitoring subsystem |
| CN104199394B (en) * | 2014-07-31 | 2017-02-08 | 广州日滨科技发展有限公司 | Method and system for supervising power supply of electrohydraulic control system of hydraulic bracket and monitoring subsystem |
| CN105607630A (en) * | 2016-03-22 | 2016-05-25 | 广州日滨科技发展有限公司 | Self-checking method and device for checking initial state of electro-hydraulic control system of hydraulic support for coal mines |
| CN105971652A (en) * | 2016-05-06 | 2016-09-28 | 广州日滨科技发展有限公司 | Power supply source output management method and system |
| CN113565503A (en) * | 2021-09-23 | 2021-10-29 | 三一重型装备有限公司 | Mining apparatus and control method of mining apparatus |
| CN115012928A (en) * | 2022-06-10 | 2022-09-06 | 北京天玛智控科技股份有限公司 | Contour mining system and contour mining method |
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Application publication date: 20130911 |